Base for fish habitat



FIG. 1 is a perspective view of the base for fish habitat;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a back elevational view thereof; and,

FIG. 5 is a front elevational view thereof, the left and right sides being mirror images thereof.

The dashed lines are included for the purpose of illustrating environment only and form no part of the claimed design. 

CLAIM The ornamental design for a base for fish habitat, as shown and described. 